19813266

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^3\times {\mathrm{827}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 47275488

約数和(自身を除く): 27462222

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 827, 1089, 1331, 1654, 2178, 2481, 2662, 3993, 4962, 7443, 7986, 9097, 11979, 14886, 18194, 23958, 27291, 54582, 81873, 100067, 163746, 200134, 300201, 600402, 900603, 1100737, 1801206, 2201474, 3302211, 6604422, 9906633, 19813266]

約数ペア:

[(1, 19813266), (2, 9906633), (3, 6604422), (6, 3302211), (9, 2201474), (11, 1801206), (18, 1100737), (22, 900603), (33, 600402), (66, 300201), (99, 200134), (121, 163746), (198, 100067), (242, 81873), (363, 54582), (726, 27291), (827, 23958), (1089, 18194), (1331, 14886), (1654, 11979), (2178, 9097), (2481, 7986), (2662, 7443), (3993, 4962)]